WorksheetsYear 11 Geography Ecological Hazards
Total questions: 14
Worksheet time: 14mins
What is a hazard?
A potential danger or risk caused by natural or human causes and has the potential to cause loss of life, injury, property, socio-economic disruption.
A catastrophic event that causes serious loss of life or disruption to a community.
Natural factors that cause loss of human life.
Cultural factors causing a large disruption to the economic and social functioning of an area.
An ecological hazard is best defined as
Hazards which are driven by biological processes such as infectious diseases or animal invasions.
a biological or chemical hazard that has the potential to impact adversely on the well-being of people or the environment.
the loss of an ecosystem brought about by the domination of one animal.
the destruction of an ecosystem caused by pollution.
The number of times an area experiences the hazard is known as the hazard
frequency
magnitude
duration
probaility
If a country tries to mitigate the impact of a hazard it
develops strategies and plans to reduce the severity of the hazard.
reduces the economic impact of the hazard.
develops strategies to protect natural vegetation from the hazard.
reduces the social impact of a hazard.
Another expression for the scale of the spatial impact of the hazard is
probability
proximity
eccentric
extent
What does risk mean?
How strong the hazard is.
A person performing a dangerous act.
the probability of a hazard causing harmful consequences on people.
how exposed people are to the hazard.
What factors affect the level of vulnerability?
Level of affluence ( wealth) of population
Education concerning hazard.
Human actions that increase hazard eg. deforestation, building on slopes.
Emergency infrastructure and warning systems
All of the above .
Which of the following causes diseases?
Pathogens
Poor Environment
Genetics
All of the above
This term is used when many people in a local area get sick at the same time.
Epidemic
Pandemic
Diseases
Pathogens
Disease that occurs over a wide geographic area - an entire country, continent, or whole world. It affects a very high proportion of the population.
Pandemic
symptom
epidemic
quarantine
a highly infectious respiratory disease caused by a new coronavirus. The disease was discovered in China in December 2019 and has since spread around the world.
measles
influenza
polio
covid-19
What are Vectors?
Type of medical condition
Type of bacteria
Living organisms
All of the above
Vector borne disease can transmit the following diseases.
Chicken pox, Measles and Mumps
Whooping cough, Tetanus and German measles
Malaria, Rabies, Lyme Disease and Typhus
